Cheiranthus seeds cheiri My Fair Lady Mixed Seeds - Mixed Wallflower Seeds Ref: TM01402841 SowingSow in late spring/early summer outdoors in a well prepared seed bed. Sow the seeds very thinly 1.5mm (1/16in) deep in drills 30cm (12in) apart. Keep the soil damp until germination takes place.GrowingTransplant the seedlings when large enough to handle 15-23cm (6-9in) apart. Then transplant 30- 38cm (12 -15in) into the flowering site in the autumn for flowering the following year.Aftercare They will grow in most soils in sun or part shade.FloweringSummercroppingPlant typeHardy Biennial Price: £1.99 Quantity: